package day_3.demo5;/*
 *@ 代阳敲的专属代码
 **/

public class Test {
    public static void main(String[] args) {
        Preson p = new Preson("张三", 20);
        Student s = new Student("李四", 20, "20180101", 100);
        System.out.println(p.say());
        System.out.println(s.say());
    }
}
